{
  "contract": {
    "agency_name": "Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts",
    "amendment_count": 4,
    "category_code": "15100000",
    "contract_end_date": "2026-06-30",
    "contract_id": "CN3576399",
    "contract_start_date": "2019-02-28",
    "currency": "AUD",
    "current_reported_value": "30245757.00",
    "description": "Diesel Fuel",
    "events": [
      {
        "absolute_change": "10152897.23",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-95dbdc87941808d94f1188f69399d524-dd22ea1ca4e137bba2d3c92bb68ef146",
        "after_source_hash": "ebae9f7899baeb313d5395985f3757be2bb3a244c6317daa4da37aecb05954fe",
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        "before_source_hash": "e7d386d2dbcfd191ae2b2c76551fd9ccf16618e1a8800155d3c153d829d8f44a",
        "contract_id": "CN3576399",
        "detected_at": "2025-07-22T02:45:17Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "91c3db9dc4c238157d24d334ba95866dbe6ada4fa4644e0df49d338184cb714a",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "16776897.23",
        "notice_id": "CN3576399-A1",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/dd3d954e-1fb5-4675-ad9e-ab5a395bb031",
        "old_value": "6624000.00",
        "percentage_change": "153.27",
        "source_license": "https://creativecommons.org/licenses/by/3.0/au/",
        "source_publisher": "Australian Government Department of Finance",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3576399",
        "summary": "Reported contract value increased by $10,152,897.23 (+153.27%)."
      },
      {
        "absolute_change": "2187899.77",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-95dbdc87941808d94f1188f69399d524-00a726fe9c13360fbc2ed408f29c0c03",
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        "contract_id": "CN3576399",
        "detected_at": "2025-07-22T02:45:17Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "b998844c0adf6cfe8645d08cb32ae12e2ee125e88a4662f6bc67eab13012ceec",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "18964797.00",
        "notice_id": "CN3576399-A2",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/20620005-6513-4d6a-86b3-f5868724870c",
        "old_value": "16776897.23",
        "percentage_change": "13.04",
        "source_license": "https://creativecommons.org/licenses/by/3.0/au/",
        "source_publisher": "Australian Government Department of Finance",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3576399",
        "summary": "Reported contract value increased by $2,187,899.77 (+13.04%)."
      },
      {
        "absolute_change": "5140800.00",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-95dbdc87941808d94f1188f69399d524-a4a8072a8e493a1b958a0d09d7e473d2",
        "after_source_hash": "b4e679e9116f1f7850da412ef17a3ddf0db2b917770d40f5ffec40c3c7bb8880",
        "before_release_id": "prod-95dbdc87941808d94f1188f69399d524-00a726fe9c13360fbc2ed408f29c0c03",
        "before_source_hash": "66737475b6ad67dcb988140deb0bd7e210fbc293bbb9b4e1d890ff0e78407416",
        "contract_id": "CN3576399",
        "detected_at": "2025-07-22T02:45:17Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "17562914a11fa751507c25e2d050de0bca948e8657092b4a49ab5e0688fa73d6",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "24105597.00",
        "notice_id": "CN3576399-A3",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/99546dc5-3a7c-4dc0-934e-914ab9d37479",
        "old_value": "18964797.00",
        "percentage_change": "27.11",
        "source_license": "https://creativecommons.org/licenses/by/3.0/au/",
        "source_publisher": "Australian Government Department of Finance",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3576399",
        "summary": "Reported contract value increased by $5,140,800.00 (+27.11%)."
      },
      {
        "absolute_change": "6140160.00",
        "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
        "after_release_id": "prod-95dbdc87941808d94f1188f69399d524-cc5f64e6421c3dd4943ffc822706afc0",
        "after_source_hash": "be68f7c261e3db878fe767b8f89d16957cf7e3369d2dbfee85a6f4c17f25a290",
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        "contract_id": "CN3576399",
        "detected_at": "2025-07-22T02:45:17Z",
        "direction": "increase",
        "duration_change_days": null,
        "event_id": "8d6d59de02a5d8de90bcc2504867c861e496571f366d5e00fd411572e491c18e",
        "field_label": "Reported Value",
        "field_name": "reported_value",
        "new_value": "30245757.00",
        "notice_id": "CN3576399-A4",
        "official_record_url": "https://www.tenders.gov.au/Cn/Show/3d819ccb-1295-4e13-aa42-07cb56793faa",
        "old_value": "24105597.00",
        "percentage_change": "25.47",
        "source_license": "https://creativecommons.org/licenses/by/3.0/au/",
        "source_publisher": "Australian Government Department of Finance",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3576399",
        "summary": "Reported contract value increased by $6,140,160.00 (+25.47%)."
      }
    ],
    "evidence_path": "evidence/CN3576399.json",
    "latest_modified_at": "2025-07-22T02:45:17Z",
    "notice_id": "CN3576399-A4",
    "official_record_url": "https://www.tenders.gov.au/Cn/Show/3d819ccb-1295-4e13-aa42-07cb56793faa",
    "original_reported_value": "6624000.00",
    "procurement_method": "Limited tender",
    "source_url": "https://api.tenders.gov.au/ocds/findById/CN3576399",
    "supplier_name": "VIVA ENERGY AUSTRALIA PTY LTD",
    "title": "0041011384",
    "value_change": "23621757.00",
    "value_change_percentage": "356.61",
    "versions": [
      {
        "agency_name": "Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts",
        "category_code": "15100000",
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        "contract_id": "CN3576399",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3576399",
        "supplier_name": "VIVA ENERGY AUSTRALIA PTY LTD",
        "title": "0041011384"
      },
      {
        "agency_name": "Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts",
        "category_code": "15100000",
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        "contract_id": "CN3576399",
        "contract_start_date": "2019-02-28",
        "currency": "AUD",
        "description": "Diesel Fuel",
        "notice_id": "CN3576399-A1",
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        "procurement_method": "Limited tender",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3576399",
        "supplier_name": "VIVA ENERGY AUSTRALIA PTY LTD",
        "title": "0041011384"
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      {
        "agency_name": "Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts",
        "category_code": "15100000",
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        "contract_id": "CN3576399",
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        "currency": "AUD",
        "description": "Diesel Fuel",
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        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3576399",
        "supplier_name": "VIVA ENERGY AUSTRALIA PTY LTD",
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      {
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        "procurement_method": "Limited tender",
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        "source_release_id": "prod-95dbdc87941808d94f1188f69399d524-a4a8072a8e493a1b958a0d09d7e473d2",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3576399",
        "supplier_name": "VIVA ENERGY AUSTRALIA PTY LTD",
        "title": "0041011384"
      },
      {
        "agency_name": "Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts",
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        "contract_id": "CN3576399",
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        "currency": "AUD",
        "description": "Diesel Fuel",
        "notice_id": "CN3576399-A4",
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        "procurement_method": "Limited tender",
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        "source_release_id": "prod-95dbdc87941808d94f1188f69399d524-cc5f64e6421c3dd4943ffc822706afc0",
        "source_url": "https://api.tenders.gov.au/ocds/findById/CN3576399",
        "supplier_name": "VIVA ENERGY AUSTRALIA PTY LTD",
        "title": "0041011384"
      }
    ]
  },
  "disclaimer": "ContractDelta identifies changes in publicly reported procurement records. A change is not evidence of misconduct. Contract amendments can result from legitimate changes in scope, timing, pricing, reporting, or data correction.",
  "generated_at": "2026-07-17T05:22:06Z",
  "schema_version": "1.0",
  "source": {
    "adaptation_notice": "Adapted and normalised by ContractDelta AU from AusTender Contract Notice data.",
    "coverage": {
      "amended_contracts_discovered": 851,
      "amended_contracts_selected": 20,
      "amended_contracts_skipped": 831,
      "max_amended_contracts": 20,
      "mode": "bounded_amendments",
      "query_end": "2026-07-20T23:59:59.999999Z",
      "query_start": "2026-07-12T00:00:00Z",
      "selection_method": "Explicit amendment contracts were ranked by current reported value, then source modification time and contract ID. Only the highest-ranked bounded set was processed."
    },
    "license": "https://creativecommons.org/licenses/by/3.0/au/",
    "name": "AusTender OCDS API",
    "publisher": "Australian Government Department of Finance"
  }
}